51257880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1582

約数の個数: 128

約数和(自身を含む): 176486400

約数和(自身を除く): 125228520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1531, 1674, 1860, 2232, 2790, 3062, 3348, 3720, 4185, 4593, 5580, 6124, 6696, 7655, 8370, 9186, 11160, 12248, 13779, 15310, 16740, 18372, 22965, 27558, 30620, 33480, 36744, 41337, 45930, 47461, 55116, 61240, 68895, 82674, 91860, 94922, 110232, 137790, 142383, 165348, 183720, 189844, 206685, 237305, 275580, 284766, 330696, 379688, 413370, 427149, 474610, 551160, 569532, 711915, 826740, 854298, 949220, 1139064, 1281447, 1423830, 1653480, 1708596, 1898440, 2135745, 2562894, 2847660, 3417192, 4271490, 5125788, 5695320, 6407235, 8542980, 10251576, 12814470, 17085960, 25628940, 51257880]

約数ペア:

[(1, 51257880), (2, 25628940), (3, 17085960), (4, 12814470), (5, 10251576), (6, 8542980), (8, 6407235), (9, 5695320), (10, 5125788), (12, 4271490), (15, 3417192), (18, 2847660), (20, 2562894), (24, 2135745), (27, 1898440), (30, 1708596), (31, 1653480), (36, 1423830), (40, 1281447), (45, 1139064), (54, 949220), (60, 854298), (62, 826740), (72, 711915), (90, 569532), (93, 551160), (108, 474610), (120, 427149), (124, 413370), (135, 379688), (155, 330696), (180, 284766), (186, 275580), (216, 237305), (248, 206685), (270, 189844), (279, 183720), (310, 165348), (360, 142383), (372, 137790), (465, 110232), (540, 94922), (558, 91860), (620, 82674), (744, 68895), (837, 61240), (930, 55116), (1080, 47461), (1116, 45930), (1240, 41337), (1395, 36744), (1531, 33480), (1674, 30620), (1860, 27558), (2232, 22965), (2790, 18372), (3062, 16740), (3348, 15310), (3720, 13779), (4185, 12248), (4593, 11160), (5580, 9186), (6124, 8370), (6696, 7655)]